During menopause, brain changes surprisingly take a break
Major hormonal milestones in women’s lives are usually associated with changes in brain volume — but a new study shows menopause is an exception.
Category: Science
When AI goes rogue, its human overseers may be to blame
When AI agents hack real systems, the bigger issue may be the human choices that gave them access, autonomy and too few safeguards.
‘Predatory behavior’: Elite mathematicians clash over OpenAI’s ‘solution’ to million-dollar math problem
HEIDELBERG, Germany — Often considered the slowest, most methodical and most abstract of the sciences, mathematics usually advances so incrementally and esoterically that it rarely
Scientists name a new cat species for the first time in over a century
For the first time in a century, scientists have identified a new cat species, thanks to genetic analysis — and it’s resolved a long-standing debate
1,000-year-old ‘snake amulet’ featuring a Christian saint and ‘Medusa’ discovered in Russia
Archaeologists excavating a medieval settlement in northwestern Russia have unearthed an unusual 11th-century pendant that combines Christian and pagan imagery. It is the oldest amulet
NASA Unveils Enterprise, the First Space Shuttle
The rollout ceremony for NASA’s first space shuttle, OV-101, coincided with Constitution Day of the nation’s bicentennial on Sept.17, 1976. Although the orbiter was originally
Where Does the Quantum World End and Ours Begin?
Quantum mechanics may be one of the most precisely tested paradigms in science, but there’s still no universally accepted interpretation of what it tells us
Big space mirrors could bring Earth on-demand light — and upend our night sky
A space satellite that would offer light on demand has astronomers asking: Who controls the night sky?
Nepal’s deadly debris flow points to risks in other high mountain regions
As human-caused climate warming destabilizes high mountain regions, the threat of rock-ice avalanches and other glacial hazards grows.
A space shark, ‘royal’ auroras and a ‘Venusian pearl’: See the winners of the 2026 ZWO Astronomy Photographer of the Year contest
A picture of a distant, shark-shaped cloud of gas in space has earned the top prize in a Royal Observatory Greenwich contest for amateur space
Scientists identify rare genetic mutation that dramatically raises risk of lung cancer in nonsmokers
Scientists have identified an inherited genetic mutation that greatly increases the risk of lung cancer, even in people who have never smoked. The mutation involves
This million-year-old ‘baby planet’ is the youngest world scientists have ever discovered
A “baby” exoplanet, discovered emerging from its cosmic cocoon around a nearby star, is the youngest alien world ever seen, a new study reveals. The
Was there a ‘before’ the Big Bang? Jim Al-Khalili on the mind-bogglingness of time
Time keeps getting away from us. It has a fraught relationship with our subjective experience — sometimes slowing down or dragging on; and at other
Scientists shrank mice’s brains and replaced the missing tissue with human ‘organoids’
In a new study, scientists reared lab mice that were missing sections of their brains and then replaced the missing tissue with human cells. The